201510819

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{491}}^1\times {\mathrm{1471}}^1$

素因数の和:1999

約数の個数: 24

約数和(自身を含む): 301277184

約数和(自身を除く): 99766365

約数列:

[1, 3, 9, 31, 93, 279, 491, 1471, 1473, 4413, 4419, 13239, 15221, 45601, 45663, 136803, 136989, 410409, 722261, 2166783, 6500349, 22390091, 67170273, 201510819]

約数ペア:

[(1, 201510819), (3, 67170273), (9, 22390091), (31, 6500349), (93, 2166783), (279, 722261), (491, 410409), (1471, 136989), (1473, 136803), (4413, 45663), (4419, 45601), (13239, 15221)]